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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-03-25 11:46:10 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2021-03-25 11:46:10 -0700 |
| commit | 5acac83bf2e42f51ab9fd315d657798754bf0bb8 (patch) | |
| tree | 564be60664226649f00798cc3afb72d72d0ed24d /mm/pgtable-generic.c | |
| parent | Input: cyttsp - verbose error on soft reset (diff) | |
| parent | Linux 5.12-rc4 (diff) | |
| download | wireguard-linux-5acac83bf2e42f51ab9fd315d657798754bf0bb8.tar.xz wireguard-linux-5acac83bf2e42f51ab9fd315d657798754bf0bb8.zip | |
Merge tag 'v5.12-rc4' into next
Sync up with the mainline to bring in newest APIs.
Diffstat (limited to 'mm/pgtable-generic.c')
| -rw-r--r-- | mm/pgtable-generic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c index 9578db83e312..c2210e1cdb51 100644 --- a/mm/pgtable-generic.c +++ b/mm/pgtable-generic.c @@ -135,8 +135,9 @@ pmd_t pmdp_huge_clear_flush(struct vm_area_struct *vma, unsigned long address, { pmd_t pmd; VM_BUG_ON(address & ~HPAGE_PMD_MASK); - VM_BUG_ON((pmd_present(*pmdp) && !pmd_trans_huge(*pmdp) && - !pmd_devmap(*pmdp)) || !pmd_present(*pmdp)); + VM_BUG_ON(!pmd_present(*pmdp)); + /* Below assumes pmd_present() is true */ + VM_BUG_ON(!pmd_trans_huge(*pmdp) && !pmd_devmap(*pmdp)); pmd = pmdp_huge_get_and_clear(vma->vm_mm, address, pmdp); flush_pmd_tlb_range(vma, address, address + HPAGE_PMD_SIZE); return pmd; |